Home / 26,190.47-36,126.54-15,976.85

Finding the Fourth Proportional to 26,190.47, 36,126.54 and 15,976.85

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Solution

The fourth proportional to 26,190.47, 36,126.54 and 15,976.85 is: 22,038.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190.47 : 36,126.54 = 15,976.85 : x
  2. Step 2: Convert to fraction form
    26,190.47/36,126.54 = 15,976.85/x
  3. Step 3: Cross multiply
    26,190.47x = 36,126.54 × 15,976.85
  4. Step 4: Simplify right side
    26,190.47x = 577,188,129.97
  5. Step 5: Solve for x
    x = 577,188,129.97/26,190.47
  6. Step 6: Final answer
    x = 22,038.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.